89 lines
4.1 KiB
C
89 lines
4.1 KiB
C
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/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* pikacanvaslimit.h
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* Copyright (C) 2020 Ell
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef __PIKA_CANVAS_LIMIT_H__
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#define __PIKA_CANVAS_LIMIT_H__
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#include "pikacanvasitem.h"
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#define PIKA_TYPE_CANVAS_LIMIT (pika_canvas_limit_get_type ())
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#define PIKA_CANVAS_LIMIT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_CANVAS_LIMIT, PikaCanvasLimit))
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#define PIKA_CANVAS_LIMIT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_CANVAS_LIMIT, PikaCanvasLimitClass))
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#define PIKA_IS_CANVAS_LIMIT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PIKA_TYPE_CANVAS_LIMIT))
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#define PIKA_IS_CANVAS_LIMIT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_CANVAS_LIMIT))
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#define PIKA_CANVAS_LIMIT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_CANVAS_LIMIT, PikaCanvasLimitClass))
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typedef struct _PikaCanvasLimit PikaCanvasLimit;
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typedef struct _PikaCanvasLimitClass PikaCanvasLimitClass;
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struct _PikaCanvasLimit
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{
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PikaCanvasItem parent_instance;
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};
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struct _PikaCanvasLimitClass
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{
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PikaCanvasItemClass parent_class;
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};
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GType pika_canvas_limit_get_type (void) G_GNUC_CONST;
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PikaCanvasItem * pika_canvas_limit_new (PikaDisplayShell *shell,
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PikaLimitType type,
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gdouble x,
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gdouble y,
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gdouble radius,
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gdouble aspect_ratio,
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gdouble angle,
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gboolean dashed);
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void pika_canvas_limit_get_radii (PikaCanvasLimit *limit,
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gdouble *rx,
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gdouble *ry);
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gboolean pika_canvas_limit_is_inside (PikaCanvasLimit *limit,
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gdouble x,
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gdouble y);
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void pika_canvas_limit_boundary_point (PikaCanvasLimit *limit,
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gdouble x,
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gdouble y,
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gdouble *bx,
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gdouble *by);
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gdouble pika_canvas_limit_boundary_radius (PikaCanvasLimit *limit,
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gdouble x,
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gdouble y);
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void pika_canvas_limit_center_point (PikaCanvasLimit *limit,
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gdouble x,
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gdouble y,
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gdouble *cx,
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gdouble *cy);
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#endif /* __PIKA_CANVAS_LIMIT_H__ */
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